1.The ratio of the number of students studying in Schools A, B and C is 4 : 8 : 3 respectively. If the number of students studying in each of the schools is increased by 80%, 20% and 60% respectively, what will be the new ratio of the number of students in Schools A, B and C. (5)
1. 8 : 3 : 4
2. 4 : 2 : 3
3. 2 : 3 : 4
4. Can’t say
5. None of these
2.A person covered some distance in 24 hours. He covered half the distance by rail @ 75 km per hour and the rest by car @ 45 km/hr. The total distance covered by him was (2)
1. 900 km
2. 1350 km
3. 675 km
4. 2700 km
5. None of these
3.A sum of Rs. 2135 is to be divided among A, B and C in such a way that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal. The share of C is (1)
1. Rs. 420
2. Rs. 735
3. Rs. 980
4. Rs. 1200
5. None of these
4.A person sold 160 mangoes for the C.P. of 200 mangoes. His gain percent is (4)
1. 10%
2. 15%
3. 12½%
4. 25%
5. None of these
5.In how many different ways can the letters of the word DESIGN be arranged so that the vowels are at the two ends ? (1)
1. 48
2. 72
3. 36
4. 24
e. None of these